helix/runtime/queries/ocaml/highlights.scm
2021-12-17 17:04:59 +09:00

161 lines
3.1 KiB
Scheme

; Modules
;--------
[(module_name) (module_type_name)] @namespace
; Types
;------
[(class_name) (class_type_name) (type_constructor)] @type
[(constructor_name) (tag)] @constructor
; Functions
;----------
(let_binding
pattern: (value_name) @function
(parameter))
(let_binding
pattern: (value_name) @function
body: [(fun_expression) (function_expression)])
(value_specification (value_name) @function)
(external (value_name) @function)
(method_name) @function.method
; Variables
;----------
(value_pattern) @variable.parameter
; Application
;------------
(infix_expression
left: (value_path (value_name) @function)
(infix_operator) @operator
(#eq? @operator "@@"))
(infix_expression
(infix_operator) @operator
right: (value_path (value_name) @function)
(#eq? @operator "|>"))
(application_expression
function: (value_path (value_name) @function))
; Properties
;-----------
[(label_name) (field_name) (instance_variable_name)] @variable.other.member
; Constants
;----------
[(boolean) (unit)] @constant
[(number) (signed_number)] @constant.numeric.integer
(character) @constant.character
(string) @string
(quoted_string "{" @string "}" @string) @string
(escape_sequence) @constant.character.escape
[
(conversion_specification)
(pretty_printing_indication)
] @punctuation.special
; Keywords
;---------
[
"and" "as" "assert" "begin" "class" "constraint"
"end" "external" "in"
"inherit" "initializer" "lazy" "let" "match" "method" "module"
"mutable" "new" "nonrec" "object" "of" "private" "rec" "sig" "struct"
"type" "val" "virtual" "when" "with"
] @keyword
["fun" "function" "functor"] @keyword.function
["if" "then" "else"] @keyword.control.conditional
["exception" "try"] @keyword.control.exception
["include" "open"] @keyword.control.import
["for" "to" "downto" "while" "do" "done"] @keyword.control.repeat
; Macros
;-------
(attribute ["[@" "]"] @attribute)
(item_attribute ["[@@" "]"] @attribute)
(floating_attribute ["[@@@" "]"] @attribute)
(extension ["[%" "]"] @function.macro)
(item_extension ["[%%" "]"] @function.macro)
(quoted_extension ["{%" "}"] @function.macro)
(quoted_item_extension ["{%%" "}"] @function.macro)
"%" @function.macro
["(" ")" "[" "]" "{" "}" "[|" "|]" "[<" "[>"] @punctuation.bracket
(object_type ["<" ">"] @punctuation.bracket)
[
"," "." ";" ":" "=" "|" "~" "?" "+" "-" "!" ">" "&"
"->" ";;" ":>" "+=" ":=" ".."
] @punctuation.delimiter
; Operators
;----------
[
(prefix_operator)
(sign_operator)
(infix_operator)
(hash_operator)
(indexing_operator)
(let_operator)
(and_operator)
(match_operator)
] @operator
(match_expression (match_operator) @keyword)
(value_definition [(let_operator) (and_operator)] @keyword)
;; TODO: this is an error now
;(prefix_operator "!" @operator)
(infix_operator ["&" "+" "-" "=" ">" "|" "%"] @operator)
(signed_number ["+" "-"] @operator)
["*" "#" "::" "<-"] @operator
; Attributes
;-----------
(attribute_id) @variable.other.member
; Comments
;---------
[(comment) (line_number_directive) (directive) (shebang)] @comment
(ERROR) @error
; Blanket highlights
; ------------------
[(value_name) (type_variable)] @variable